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Uploaded by on Jun 10, 2011

Jビレッジにも配備されています。
28℃で相変化するPCMーPACが、溶けていくときに潜熱を奪う事により体から熱を奪い、体温の上昇を抑えます。
PACは、28℃より低い温度に置いておけば、固まって、何回でも使えます。
冷蔵庫、冷凍庫が要りません。
http://www.coolvest.jp

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